| Item Name | Bolt Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-471-7858 (004717858) |
| NCB Code | USA (00) |
| Manufacturer | Nato Stock Number Assigned Byanother, Bae Systems Inc, British Aerospace Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.550 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.510 INCHES MINIMUM AND 1.520 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.330 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.741 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.561 INCHES MINIMUM FIRST SHOULDER AND 0.562 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.960 INCHES MINIMUM FIRST SHOULDER AND 0.970 INCHES MAXIMUM FIRST SHOULDER |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.002 INCHES NOMINAL FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.330 INCHES MINIMUM FIRST HOLE AND 1.340 INCHES MAXIMUM FIRST HOLE |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | S99 FSCM K0289 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Components Related to NSN - 5306-00-471-7858, 5306004717858 | ||||
| 5365-01-582-0046 (5365015820046) | 5330-00-831-1630 (5330008311630) | 5310-00-526-8027 (5310005268027) | 5331-00-292-0605 (5331002920605) | |
| 5340-01-570-6866 (5340015706866) | 5340-01-685-9304 (5340016859304) | 5315-01-079-8245 (5315010798245) | 5305-00-620-3769 (5305006203769) | |
| 5310-01-200-9994 (5310012009994) | 5305-01-279-2343 (5305012792343) | 5365-00-616-5881 (5365006165881) | 5365-01-646-6190 (5365016466190) | |
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